.container{
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #F7F8FC;
}
.main{
    width: 900px;
    height: 600px;
    display: flex;
}
.backgroundImg{
    width: 430px;
    height: 640px;
    background-image: url('https://tcc-dev.interlib.com.cn/donation/static/images/login_bg_tcc.png');
    background-size: 100% 100%;
    background-repeat: no-repeat;
}
.loginPanel{
    width: 640px;
    height: 640px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}